Dragonfly and Rodent

Dragonfly noun - Slender-bodied non-stinging insect having iridescent wings that are outspread at rest; adults and nymphs feed on mosquitoes etc..

Rodent and dragonfly are semantically related. In some cases you can use "Rodent" instead a noun "Dragonfly".

Rodent noun - Relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing.

Dragonfly and rodent are semantically related. Sometimes you can use "Dragonfly" instead a noun "Rodent".